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USPTO Patent Rankings Data through Dec 31, 2025
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Barry K. Witherspoon — 11 Patents

MOMoog: 8 patents #8 of 297Top 3%
LSLitton Systems: 2 patents #237 of 838Top 30%
Northrop Grumman: 1 patents #1,512 of 2,250Top 70%
Blacksburg, VA: #112 of 1,029 inventorsTop 15%
Virginia: #2,746 of 34,511 inventorsTop 8%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Barry K. Witherspoon has been granted 11 US patents while listed as an inventor at Moog. The first was granted in 2002 and the most recent in March 2021. Barry K. Witherspoon ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Barry K. Witherspoon in Blacksburg, VA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10965077 Superconducting devices, such as slip-rings and homopolar motors/generators Norris E. Lewis 2021-03-30
10446995 Superconducting devices, such as slip-rings and homopolar motors/generators Norris E. Lewis 2019-10-15
7545073 Fluid-dispensing reservoir for large-diameter slip rings Norris E. Lewis 2009-06-09
7495366 Compact slip ring incorporating fiber-on-tips contact technology Michael J. Day, Norris E. Lewis, Jerry T. Perdue, Larry D. Vaught, Hettie H. Webb 2009-02-24
7423359 Fluid-dispensing reservoir for large-diameter slip rings Norris E. Lewis 2008-09-09
7339302 Electrical contact technology and methodology for the manufacture of large-diameter electrical slip rings Norris E. Lewis, Jerry T. Perdue, Larry D. Vaught, Hettie H. Webb 2008-03-04
7158700 Fiber-optic transceiver Michael P. Duncan, Kanwai P. Lo, Larry D. Vaught 2007-01-02
7105983 Electrical contact technology and methodology for the manufacture of large-diameter electrical slip rings Michael J. Day, Norris E. Lewis, Jerry T. Perdue, Larry D. Vaught, Hettie H. Webb 2006-09-12
6502298 Method of electroforming a slip ring Larry D. Vaught 2003-01-07 $53,580,000
6477303 MEMS optical backplane interface 2002-11-05 $34,472,000
6356002 Electrical slip ring having a higher circuit density Larry D. Vaught 2002-03-12 $36,969,000